Ready to test

Helpers/HelperTooLong.cs

@@ -0,0 +1,32 @@
+namespace File_Folder_Helper.Helpers;
+
+internal static class HelperTooLong
+{
+
+    internal static void TooLong(string workingDirectory, bool delete)
+    {
+        string[] files;
+        string destination;
+        string? parentDirectory;
+        string[] directories = Directory.GetDirectories(workingDirectory, "*", SearchOption.TopDirectoryOnly);
+        for (int i = 0; i < directories.Length; i++)
+        {
+            if (delete)
+            {
+                Directory.Delete(directories[i], recursive: true);
+                break;
+            }
+            files = Directory.GetFiles(directories[i], "*", SearchOption.TopDirectoryOnly);
+            for (int f = 0; f < files.Length; f++)
+                File.Delete(files[f]);
+            parentDirectory = Path.GetDirectoryName(directories[i]);
+            if (string.IsNullOrEmpty(parentDirectory))
+                continue;
+            destination = Path.Combine(parentDirectory, i.ToString());
+            if (Path.GetFileName(directories[i]).Length > 3)
+                Directory.Move(directories[i], destination);
+            TooLong(destination, delete);
+        }
+    }
+
+}